CPESC Questions with Complete Solutions
Basins are designed to handle a minimum 10 year, 24 hour storm through or around the
structure.
V units acre ft.
sf in 1 acre 43,450 sf= 1 ac
EI= ? in the equation A=RKLSCP EI=R
pick 3 erosion and sediment control scenarios from 6 choose agriculture, residential and
small comercial, leave mining, linear construction and forestry alone
Flow chart for large sites retain sediment and additionally convey
sediment(drainageways)
, flow chart-large-sediment basins/traps types-basins debris basin and/or embankment
sediment basin
flow chart-large-sediment basins/traps types-traps fill/excavated sediment traps and/or
pipe outlet sediment trap
flow chart-large-sediment basins/traps types-other portable sediment tank and/or rock
dam and/or liquid polymers
flow chart-small-sediment barriers silt fence
storm drain inlet filter
straw bale dike
turbidity curtain
flow chart-small-mud and dust control- construction road stabilization
dust control
stabilized construction entrance
waterway crossing
Basins are designed to handle a minimum 10 year, 24 hour storm through or around the
structure.
V units acre ft.
sf in 1 acre 43,450 sf= 1 ac
EI= ? in the equation A=RKLSCP EI=R
pick 3 erosion and sediment control scenarios from 6 choose agriculture, residential and
small comercial, leave mining, linear construction and forestry alone
Flow chart for large sites retain sediment and additionally convey
sediment(drainageways)
, flow chart-large-sediment basins/traps types-basins debris basin and/or embankment
sediment basin
flow chart-large-sediment basins/traps types-traps fill/excavated sediment traps and/or
pipe outlet sediment trap
flow chart-large-sediment basins/traps types-other portable sediment tank and/or rock
dam and/or liquid polymers
flow chart-small-sediment barriers silt fence
storm drain inlet filter
straw bale dike
turbidity curtain
flow chart-small-mud and dust control- construction road stabilization
dust control
stabilized construction entrance
waterway crossing
